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4. Tracked Target (TT) Operation
4-10
4.8 How to Display TT Data
4.8.1 How to display target data for individual TT
By keyboard
Use the trackball to put the cursor on a desired TT then push the TARGET DATA key.
By trackball
To erase data from the data box, choose target for which to erase its data then push the scrollwheel.
The basic target display dialog box for a TT consists of the following information:
• Target’s number. Target numbering starts from "1". When a target is erased the number will not be reused until
the power is re-set or more than 100 targets are acquired.
• Bearing (BRG) and distance (RNG) of the target from own ship
• True speed (SOG) and true course (COG) of the target
• CPA and TCPA. A negative TCPA value means that you have already passed the closest point and the TT is going
away from own ship.
• Bow Closest Range (BCR) and Bow Closest Time (BCT)
TT on chart radar screen TT display window TT display with details
The detailed target display dialog box for a TT displays the contents of the basic TT display plus the following
information. To display detailed information, put the cursor on the data display then push the left button.
• Target status can be Query, Tracking, Lost, Dangerous. "Query" indicates a new target for which there is not yet
enough tracking history to have target speed, course, CPA and TCPA available.
• Position of target (Lat, Lon)